According to the Seattle Times , Chambers enlisted in the army in May 2009. He was on his second tour of Afghanistan when he was killed. He was previously deployed in June 2010 through May 2011. Chambers left for his latest deployment in November 2012.

Sgt. Chambers' awards and decorations include the Purple Heart, Army Achievement Medal with 3rd oak leaf cluster, Meritorious Unit Commendation, Army Good Conduct Medal, National Defense Service Medal, Afghanistan Campaign Medal with 1 campaign star, Global War on Terrorism Service Medal, NCO Professional Development Ribbon, Army Service Ribbon, Overseas Service Ribbon, NATO medal, Combat Infantryman Badge, and Driver’s Badge.